c. Find the PV of $1,000 due in 4 years if the discount rate is 10%. Round your answer to the nearest cent. d. A security has a cost of $1,000 and will return $4,000 after 4 years. What rate of retum does the security provide? Round your answer to two decimal places. e. Suppose Califomia's population is 37.0 milition people, and its population is expected to grow by 2% annually, How long will it take for the population double? Round your answer to the nearest whole number